| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 152,362 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 75,136 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 35,085 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.88 | 108,200 |
| Biggest Cities in Washington State | 0 | - | 4.46 | 34,566 |
| Biggest Cities in North Carolina | 0 | - | 4.68 | 33,827 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 325,238 |
| Biggest Cities in the World | 0 | - | 4.91 | 747,024 |
| Biggest Cities in Asia | 0 | - | 4.94 | 103,664 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 47,174 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.94 | 46,827 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 212,589 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 128,770 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 396,623 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 107,347 |
| Biggest Cities in the United States | 0 | - | 4.94 | 909,096 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 351,404 |
| Biggest City by Time Zone | 0 | - | 4.86 | 61,231 |
| Biggest City in Every Country | 0 | - | 4.98 | 89,524 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 187,770 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 101,574 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 109,899 |
| Biggest Cities with Exceptions | 0 | - | 4.89 | 72,803 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.85 | 78,636 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.95 | 72,508 |
| Biggest Cities in Deserts | 0 | - | 4.94 | 45,309 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 65,091 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 48,940 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 61,793 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 119,192 |
| Biggest Cities in California | 0 | - | 4.34 | 135,909 |
| Biggest Cities in Florida | 0 | - | 4.22 | 70,070 |
| Biggest Cities in New York State | 0 | - | 4.31 | 57,985 |
| Biggest Cities in Pennsylvania | 0 | - | 4.11 | 44,271 |
| Biggest Cities in Ohio | 0 | - | 4.38 | 47,528 |
| Biggest Cities in Texas | 0 | - | 4.27 | 116,057 |
| Biggest Cities in Wisconsin | 0 | - | 4.46 | 24,425 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 41,523 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 110,993 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 548,593 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.83 | 57,798 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.88 | 114,661 |
| Biggest Cities by Language | 0 | - | 4.95 | 223,523 |
| Largest City by Island | 0 | - | 4.90 | 66,350 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 67,646 |
| Most Populous World Capitals | 0 | - | 4.93 | 169,155 |
| Biggest European Cities by Century | 0 | - | 4.98 | 125,108 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.88 | 53,773 |
| Megacities on a World Map | 0 | - | 4.98 | 232,421 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 97,801 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 63,986 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 69,379 |
| Biggest Cities in France - Extreme | 0 | - | 4.89 | 50,929 |
| Largest Nordic Cities on a Map | 0 | - | 4.83 | 33,935 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 99,471 |
| Biggest Cities in Germany | 0 | - | 4.95 | 279,616 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 160,131 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 161,729 |
| Biggest Cities in Europe | 0 | - | 4.74 | 516,976 |
| Megacities on an Empty Map | 0 | - | 4.95 | 93,077 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.83 | 83,657 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 39,452 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.90 | 88,497 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 44,539 |
| Cities of China (With Some Help) | 0 | - | 4.90 | 30,009 |
| Biggest Cities in New Jersey | 0 | - | 4.12 | 26,273 |
| Biggest Cities in Colorado | 0 | - | 4.04 | 31,229 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 24,300 |
| Biggest Cities in Oregon | 0 | - | 4.11 | 19,828 |
| Biggest Cities in Alaska | 0 | - | 4.27 | 24,953 |
| Biggest Cities in Arizona | 0 | - | 4.29 | 30,368 |
| Biggest Cities in Louisiana | 0 | - | 4.14 | 19,243 |
| Biggest Cities in Massachusetts | 0 | - | 4.38 | 29,370 |
| Biggest Cities in Michigan | 0 | - | 3.98 | 33,392 |
| Biggest Cities in Missouri | 0 | - | 4.23 | 16,692 |
| Biggest Cities in Tennessee | 0 | - | 4.26 | 20,187 |
| Biggest Cities in Indiana | 0 | - | 4.27 | 25,868 |
| Biggest English Cities by Century | 0 | - | 4.89 | 103,222 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.82 | 66,526 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 70,882 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 80,129 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 42,432 |
| Biggest "Saint" Cities - United States | 0 | - | 4.45 | 35,610 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.42 | 39,085 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.43 | 70,903 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 49,442 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.75 | 71,433 |
| Biggest Mediterranean Cities | 0 | - | 4.56 | 88,888 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.57 | 39,505 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 58,540 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.68 | 77,209 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.47 | 62,920 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 100,159 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 44,238 |
| Biggest City by Region | 0 | - | 4.49 | 34,969 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 55,619 |
| U.S. Cities by Hispanic Population | 0 | - | 4.30 | 35,964 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.95 | 81,568 |
| Northernmost Major City by Country | 0 | - | 4.56 | 32,156 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 51,490 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 80,887 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 48,400 |
| Biggest English-Speaking Cities | 0 | - | 4.43 | 140,366 |
| Biggest European Cities by Letter | 0 | - | 4.62 | 123,076 |
| Biggest Cities in History | 0 | - | 4.50 | 85,262 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 70,435 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.55 | 64,445 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,135 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.38 | 39,528 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.55 | 41,949 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.26 | 105,956 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.48 | 62,116 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.58 | 40,356 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 66,765 |
| Cities on Interstate 90 on a Map | 0 | - | 4.44 | 30,801 |
| Biggest Urban Areas in the UK | 0 | - | 4.41 | 172,371 |
| Biggest Cities in Japan | 0 | - | 4.68 | 80,015 |
| Biggest Cities in Russia | 0 | - | 4.48 | 79,911 |
| Biggest Cities in France | 0 | - | 4.70 | 212,736 |
| Biggest Cities in Spain | 0 | - | 4.63 | 163,302 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 53,632 |
| Biggest Cities in Poland | 0 | - | 4.57 | 51,297 |
| Biggest Cities in the UK | 0 | - | 4.47 | 99,813 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 35,717 |
| Biggest Cities in China | 0 | - | 4.47 | 149,502 |
| Cities of Ireland | 0 | - | 4.50 | 48,619 |
| Biggest Cities in Canada | 0 | - | 4.56 | 127,254 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 45,601 |
| Biggest Cities in India | 0 | - | 4.71 | 65,345 |
| Biggest Cities in Italy | 0 | - | 4.70 | 230,601 |
| Biggest Cities in Georgia | 0 | - | 3.96 | 23,017 |
| Biggest Cities Starting With A | 0 | - | 4.61 | 118,689 |
| Biggest Cities Starting With D | 0 | - | 4.51 | 112,047 |
| Biggest Cities Starting With H | 0 | - | 4.54 | 104,054 |
| Biggest Cities Starting With L | 0 | - | 4.45 | 117,072 |
| Biggest Cities Starting With M | 0 | - | 4.49 | 136,696 |
| Biggest Cities Starting With P | 0 | - | 4.48 | 121,291 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.74 | 43,157 |
| Biggest Cities in Brazil | 0 | - | 4.56 | 50,966 |
| Biggest Cities in Mexico | 0 | - | 4.50 | 37,058 |
| All Cities in China with Population of 1 Million | 0 | - | 4.78 | 42,630 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.70 | 104,170 |
| Fastest Growing U.S. Cities | 0 | - | 4.36 | 71,890 |
| Second Biggest Cities Quiz | 0 | - | 4.25 | 39,998 |
| Biggest Nordic Cities | 0 | - | 4.38 | 60,658 |
| Biggest Coastal City by Country | 0 | - | 4.60 | 27,542 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 160,130 |
| Biggest City by Region #2 | 0 | - | 4.43 | 23,989 |
| Biggest Cities by Latitude | 0 | - | 4.77 | 26,984 |
| Flags to Largest Cities | 0 | - | 4.54 | 35,740 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.51 | 22,370 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 23,559 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.42 | 104,433 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.41 | 88,836 |
| Biggest World Cities A-Z | 0 | - | 4.55 | 213,835 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,380,618 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 364,604 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 146,456 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 117,283 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.78 | 67,139 |
| Largest Cities in Alexander's Empire | 0 | - | 4.57 | 39,337 |
| Biggest Cities in the World - 2100 | 0 | - | 4.23 | 88,133 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.59 | 25,264 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.46 | 29,943 |
| Biggest Cities in Portugal | 0 | - | 4.42 | 19,926 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 40,388 |
| Biggest Cities Starting With B | 0 | - | 4.36 | 156,409 |
| Biggest Cities Starting With C | 0 | - | 4.09 | 101,312 |
| Biggest Cities Starting With K | 0 | - | 4.30 | 83,389 |
| Biggest Cities Starting With S | 0 | - | 4.40 | 121,303 |
| Biggest Cities Starting With T | 0 | - | 4.30 | 122,900 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 158,590 |
| Countries with Megacities | 0 | - | 4.99 | 217,722 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 186,536 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 106,160 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 126,519 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 73,094 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 269,652 |
| Largest World Cities With Four Letters | 0 | - | 4.36 | 44,507 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.43 | 14,034 |
| Saint Lucia Country Quiz | 0 | - | 4.65 | 17,311 |
| Biggest U.S. Cities A-Z | 0 | - | 4.68 | 135,637 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 122,613 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 81,816 |
| Countries of Europe by Population | 0 | - | 4.98 | 158,659 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 257,249 |
| Most Populous Countries by Year | 0 | - | 4.81 | 102,606 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 115,852 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 107,625 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 88,090 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 81,663 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 103,374 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 100,690 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.98 | 107,316 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 84,858 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 89,586 |
| Countries by Population Range - Tile Select | 0 | - | 4.85 | 54,908 |
| Jewish Cities Quiz | 0 | - | 4.32 | 60,638 |
| Biggest Axis-Controlled Cities | 0 | - | 4.42 | 47,175 |
| Biggest Cities Near a Border | 0 | - | 4.19 | 30,688 |
